WhichTractor
  • Articulated
  • WhichTractor size: High-power
  • Lab tested ×1
  • 2000–2002

WhichTractor size, not the maker’s category

Case-IH STX 440 Dimensions & weights

12 dimension and weight values on record for the STX 440.

Engine power, claimed · gross or net not stated

434.0 hp

323.6 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Case-IH STX 440”, claimed

This is the maker’s own figure, measured at the engine. Power at the PTO is lower — by how much, for this machine, nobody has measured.

How big is an STX 440?

An STX 440 is 297.6 in (7,558 mm) long, 153.0 in (3,886 mm) wide and 143.0 in (3,631 mm) tall.

Dimensions — STX 440 Dimensions
Wheelbase154.0 in · 3,911 mm
Length297.6 in · 7,558 mm
Width153.0 in · 3,886 mm
Height to top143.0 in · 3,631 mm
Front track75.0–129.0 in · 1,905–3,277 mmWikibooks gives one track for both axles
Rear track75.0–129.0 in · 1,905–3,277 mmWikibooks gives one track for both axles
Turning radius without brakes16.4 ft · 5.01 m

Source · Traktorenlexikon, “Case-IH STX 440”

How much does an STX 440 weigh?

An STX 440 weighs 39,500 lb (17,917 kg) unballasted.

Weights — STX 440 Weights
Weight, unballasted39,500 lb · 17,917 kg
Maximum permissible mass39,683 lb · 18,000 kg

Source · Traktorenlexikon, “Case-IH STX 440”

What tyres does an STX 440 take?

Tyre sizes for the STX 440 are below.

Tyres — STX 440 Tyres
Front tyre, standard20.8 R 42 AS
Rear tyre, standard20.8 R 42 AS

Source · Traktorenlexikon, “Case-IH STX 440”

What tyres was the STX 440 tested on?

OECD Test 1957 recorded the tyres below.

OECD Test 1957 — STX 440 as tested, configuration as printed: “Articulated 4 WD”
Tested mass without ballast39,335 lb · 17,842 kg

Source · OECD test report 1957, 2001

Sources and how this page was built

12 dimension and weight values from Traktorenlexikon, “Case-IH STX 440”; and OECD test report 1957, 2001.

Sources checked

14 SEP 2026

Spotted an error?

Sources

Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution

  1. OECD Code 2 test report 2/1 957: Case IH STX 440 — Licence not stated by the publisher; facts cited, OECD-1957 · published 2001-05-31 · retrieved 2026-09-14. OECD. Original document
  2. Traktorenlexikon: Case-IH STX 440 — CC BY-SA 4.0, WIKIBOOKS-TL-115864 · revision 985168. Wikibooks contributors (Traktorenlexikon). Original document